Home / 31,493,911,689,879-47,476,920,867,312-29,394,518,802,040

Finding the Fourth Proportional to 31,493,911,689,879, 47,476,920,867,312 and 29,394,518,802,040

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Solution

The fourth proportional to 31,493,911,689,879, 47,476,920,867,312 and 29,394,518,802,040 is: 44,312,096,154,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493,911,689,879 : 47,476,920,867,312 = 29,394,518,802,040 : x
  2. Step 2: Convert to fraction form
    31,493,911,689,879/47,476,920,867,312 = 29,394,518,802,040/x
  3. Step 3: Cross multiply
    31,493,911,689,879x = 47,476,920,867,312 × 29,394,518,802,040
  4. Step 4: Simplify right side
    31,493,911,689,879x = 1,395,561,243,097,167,926,732,521,472
  5. Step 5: Solve for x
    x = 1,395,561,243,097,167,926,732,521,472/31,493,911,689,879
  6. Step 6: Final answer
    x = 44,312,096,154,941.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.